56520522684 has 48 divisors (see below), whose sum is σ = 146553388800. Its totient is φ = 18837769968.

The previous prime is 56520522679. The next prime is 56520522733. The reversal of 56520522684 is 48622502565.

It is a happy number.

56520522684 is a `hidden beast` number, since 5 + 65 + 2 + 0 + 522 + 68 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 950377 + ... + 1008095.

It is an arithmetic number, because the mean of its divisors is an integer number (3053195600).

Almost surely, 2^56520522684 is an apocalyptic number.

56520522684 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

56520522684 is an abundant number, since it is smaller than the sum of its proper divisors (90032866116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56520522684 is a wasteful number, since it uses less digits than its factorization.

56520522684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66799 (or 66791 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 56520522684 in words is "fifty-six billion, five hundred twenty million, five hundred twenty-two thousand, six hundred eighty-four".